<template>
  <div class="father">
    <h3>父组件</h3>
	<h4>Car: {{ car }}</h4>
	<h4 v-if="toy">Son's toy: {{ toy }}</h4>
	<Child :car="car" :sendToy="getToy"/>
  </div>
</template>

<script setup lang="ts" name="Father">
	import Child from './Child.vue'
	import { ref } from 'vue'

	let car = ref('Benz')
	let toy = ref('')

	function getToy(value:string) {
		toy.value = value
	}
</script>

<style scoped>
	.father{
		background-color:rgb(165, 164, 164);
		padding: 20px;
		border-radius: 10px;
	}
</style>